JP7049586B2 - 電池 - Google Patents
電池 Download PDFInfo
- Publication number
- JP7049586B2 JP7049586B2 JP2018212381A JP2018212381A JP7049586B2 JP 7049586 B2 JP7049586 B2 JP 7049586B2 JP 2018212381 A JP2018212381 A JP 2018212381A JP 2018212381 A JP2018212381 A JP 2018212381A JP 7049586 B2 JP7049586 B2 JP 7049586B2
- Authority
- JP
- Japan
- Prior art keywords
- negative electrode
- electrode current
- current collector
- terminal
- battery case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Description
20 電池ケース
30 電極体
40 負極集電端子
42A 第1リード部の側面(溶接対象面)
46A 台座部の上面(シール面)
50 ガスケット(シール部材)
60 インシュレータ
70 負極外部端子
Claims (1)
- 端子引出孔を有する電池ケースと、
前記電池ケースの内部に収容され、銅からなる負極集電体と、前記負極集電体上に固着された負極合材層と、を有する負極と、
前記電池ケースの内部で前記負極集電体と溶接接合され、かつ、前記端子引出孔を挿通して前記電池ケースの外部に突出している負極集電端子と、
前記電池ケースと前記負極集電端子との間を絶縁および封止するシール部材と、
を備える電池であって、
前記負極集電端子は、銅または銅合金からなり、かつ、前記負極集電体と溶接接合されている溶接対象面と、前記シール部材を介して前記電池ケースの内面に対向されているシール面と、を有し、
前記シール面の表面粗さRaは、前記溶接対象面の表面粗さRaよりも小さく、
前記溶接対象面の表面粗さRaは、0.5μm以上3.9μm以下であり、
前記シール面の表面粗さRaは、0.3μm以上0.5μm以下である、
電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018212381A JP7049586B2 (ja) | 2018-11-12 | 2018-11-12 | 電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018212381A JP7049586B2 (ja) | 2018-11-12 | 2018-11-12 | 電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020080225A JP2020080225A (ja) | 2020-05-28 |
JP7049586B2 true JP7049586B2 (ja) | 2022-04-07 |
Family
ID=70801929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018212381A Active JP7049586B2 (ja) | 2018-11-12 | 2018-11-12 | 電池 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7049586B2 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002008623A (ja) | 2000-06-19 | 2002-01-11 | Matsushita Electric Ind Co Ltd | 電 池 |
WO2012073331A1 (ja) | 2010-11-30 | 2012-06-07 | 日立ビークルエナジー株式会社 | 二次電池および二次電池モジュール |
JP2014010913A (ja) | 2012-06-27 | 2014-01-20 | Toyota Motor Corp | 二次電池およびその製造方法 |
JP2014154291A (ja) | 2013-02-06 | 2014-08-25 | Toyota Motor Corp | 電池 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11307078A (ja) * | 1998-04-16 | 1999-11-05 | Toshiba Battery Co Ltd | 電 池 |
-
2018
- 2018-11-12 JP JP2018212381A patent/JP7049586B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002008623A (ja) | 2000-06-19 | 2002-01-11 | Matsushita Electric Ind Co Ltd | 電 池 |
WO2012073331A1 (ja) | 2010-11-30 | 2012-06-07 | 日立ビークルエナジー株式会社 | 二次電池および二次電池モジュール |
JP2014010913A (ja) | 2012-06-27 | 2014-01-20 | Toyota Motor Corp | 二次電池およびその製造方法 |
JP2014154291A (ja) | 2013-02-06 | 2014-08-25 | Toyota Motor Corp | 電池 |
Also Published As
Publication number | Publication date |
---|---|
JP2020080225A (ja) | 2020-05-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5256589B2 (ja) | フィルム外装電池が複数隣接して配置された組電池 | |
KR101968713B1 (ko) | 축전 소자 | |
US10135040B2 (en) | Electric storage device, electric storage device assembly, and method for producing electric storage device | |
JP5149924B2 (ja) | 円筒形二次電池及びその製造方法 | |
US8691424B2 (en) | Rechargeable battery | |
JP6177312B2 (ja) | リチウム蓄電池用の端子を形成するブッシング及び関連する蓄電池 | |
KR101222267B1 (ko) | 이차 전지 | |
KR101901768B1 (ko) | 축전 소자 | |
JP7320758B2 (ja) | 電池モジュール | |
US9472798B2 (en) | Energy storage device | |
JP6529806B2 (ja) | 二次電池及び組電池 | |
JP2020107464A (ja) | 二次電池及び組電池 | |
JP6037204B2 (ja) | 蓄電素子及び導電性部材 | |
US7568958B2 (en) | Electrical terminal for sealed accumulator | |
JP7332999B2 (ja) | 密閉型電池 | |
US20150243943A1 (en) | Energy Storage Device | |
KR20170060447A (ko) | 이차 전지 | |
CN108630880A (zh) | 方形二次电池 | |
KR20130091533A (ko) | 이차전지 | |
JP6963730B2 (ja) | 密閉型電池 | |
US20020009634A1 (en) | Sealed battery | |
JP7049586B2 (ja) | 電池 | |
JP2012084541A (ja) | フィルム外装電池 | |
US20220181755A1 (en) | Secondary battery and assembled battery | |
JPH11354091A (ja) | 電池およびその製造法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20201216 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20211125 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220121 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220224 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220309 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 7049586 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |